Posts Tagged battery

Car Alarms – Protecting Your Vehicle, Sometimes Without A Sound

The primary line of defence for your treasured vehicle, the car alarm was invented to match increasing demand for more security on cars. In olden times cars may have been left unlocked or unwatched, but in modern times car theft is an ever growing crime problem.

Car alarms are designed to make a loud noise, or sometimes even immobilise the engine, if a car is disturbed. This should scare away a criminal as it will attract unwanted attention. They can be found in different designs that are triggered by different stimuli. Some feel vibrations, tilting of the car, simply touching the car, opening of the doors, changes in battery voltage, or using sensors like infrared. The problem is that the more sensitive your car is, the more likely that it will go off by accident and you will need to rush of to turn it off. Accidental triggering happens all the time and sadly contributes to the problem of people ignoring a blaring car alarm, the opposite of the effect desired!

The modern wave of alarm companies have reduced their noisy alarms. Instead silent alarms which disable the engine make the car far more effectively protected. For a free some companies install tracking devices, meaning that if a car is taken they can relay data to the police showing the current whereabouts of the vehicle. The problem with these is they do not deter theft of items inside a car or vandalism.

One invention that makes a difference is a system where the triggered alarm sends a buzzer signal to the driver’s key chain, so that they know a car is being broken into without a blaring alarm. This is preferable for those who would prefer to be able to catch thieves in the act, usually more deterring than just a loud noise with the occasional passer-by glancing over.

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How to Install a Vehicle Security System or Car Alarm

There are car alarms that a car owner can install personally or enlist the services of a mechanic. Most of the car alarms that are installed without the assistance of a mechanic are usually simple devices, which generally provide inadequate security. If you prefer to avoid the personal installation of the alarm, you can search for an automobile alarm and let a security company do the job.

Installation entails mounting of the siren onto a metal surface that is solid beneath the hood. The siren horn is then pointed towards the ground to avoid moisture collecting inside it. A hole is then drilled through the grommet, which is made of rubber in the car’s firewall and the siren’s wire is fed through this opening into the car’s passenger section. The alarm’s power wire is directly connected to the car battery and the wire fed into the car’s passenger compartment through the rubber grommet located on the firewall.

A fuse is then put on the power wire beside the battery, and a confirmation of the fuse size hereby warrants checking of the installation manual. Following the manual description helps in mounting the shock antenna. A hole is then drilled on the dash depending on where the status indicator should be placed. What follows is feeding the LED’s wire to pass through the hole, placing the mounting tape, which is double sided onto the LED’s back, and placing it on the dash over the hole.

Location of the wires, which operate the powered door locks of the car, should be the next step. The door-lock transmission is then connected to the bolt and unlocks wires while the alarm system wire is connected to the transmission according to the manner that the technician has described. Following the advice given by the technician, it should first be determined if the alarm has current sensing then a location of the wire, which works the light, should follow. At this point, one should connect the sensing line coming from the alarm system onto the light wire. In case the alarm lacks voltage or current sensing, a location of the door triggers is advisable and when it is found, it should be connected to the system.

Usually located on the navigation column, there is a starter wire, which is usually a few inches under the starter control. A connection of the starter disable transmission should then follow, after cutting the line. The starter immobilizing wire is then connected to the relay from the alarm. The next step is to choose a position somewhere under the dash to place the valet button. A connection of all wires to the correct outputs and inputs of the alarm module should then proceed. Using a drill, screws and screw bits, locate a strong surface below the dash where the module should be mounted. Tie wraps are adequate in securing the harness wires, which should be stuffed back under the dashboard. The alarm is now ready to be armed and its performance tested.

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Car Alarms Systems Explained

Car owners are concerned with protecting their vehicles and everyone in it from theft and injury and purchasing a car alarm system is an important preventive measure that is easy to take. There are many different types of car alarms on the market in every price range to fit every budget. The question for most people who are purchasing their first car alarm is which one is best for them? With all the choices available to every car owner is easy to become overwhelmed and confused. Understanding the basics of how alarm system to work that will make it easier for you to decide which one you want to purchase.

The basic car alarm package will include a control module or controller; this is a brain of the alarm. This package will also include sensors which are the devices that send the signal is to the controller when someone tries to force open the doors of the vehicle. These sensors are attached to the siren which generates the sound that alerts you of an unauthorized entry into your automobile.

The next level of car alarm systems extend this protection to the trunk and the hood of your vehicle; plus they will include glass break, impact, pressure or motion sensors, starter interrupt circuits, remote start modules and the input for remote functions such as trunk releases and window operations.

Into more sophisticated alarm systems the controller or brain of the system is a small computer whose job is to close all switches that activate the alarm devices; your headlights, horn more of the alarm siren when certain power sensing devices are opened or closed. The main differences between most car alarm systems can be found in the sensors that are used and how the various devices are connected to the computer or the controller of alarm system.

In most alarm systems the controller or brain of the alarm system and its features are usually wired to the car’s main battery and they may have auxiliary or backup power sources as well, which is activated if the main power source is disrupted or instance if the battery cables are cut. When the event occurs the sensors will be triggered and the brain or comptroller will sound an alarm.

Most experts agree that you cannot eliminate car thieves, but car alarm systems can make it more difficult for them to succeed. Car alarms are not infallible and criminals are becoming more creative every day, but having an alarm system installed in your vehicle can protect you in most instances.

From a security standpoint a basic alarm system can be an effective deterrent against a car thief. However the system must be installed properly for it to be truly effective. Also installation of a alarm system can very and difficulty it does require a certain amount of tools and expertise as well as time and patience. Read through the owners’ manual of the car alarm to determine if you have all of the required elements to complete the installation. If you do not have the proper equipment at the time you purchase the alarm system it would be better to hire a professional and have your vehicle protected as quickly as possible.

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